466866540 has 72 divisors (see below), whose sum is σ = 1618475040. Its totient is φ = 106712064.

The previous prime is 466866539. The next prime is 466866583. The reversal of 466866540 is 45668664.

466866540 is a `hidden beast` number, since 46 + 6 + 8 + 66 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184005 + ... + 186524.

It is an arithmetic number, because the mean of its divisors is an integer number (22478820).

Almost surely, 2^466866540 is an apocalyptic number.

It is an amenable number.

466866540 is an abundant number, since it is smaller than the sum of its proper divisors (1151608500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

466866540 is a wasteful number, since it uses less digits than its factorization.

466866540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370551 (or 370546 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 466866540 is about 21607.0946681871. The cubic root of 466866540 is about 775.7663124408.

The spelling of 466866540 in words is "four hundred sixty-six million, eight hundred sixty-six thousand, five hundred forty".